19557103688

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{14851}}^1$

素因数の和:15318

約数の個数: 64

約数和(自身を含む): 40613685120

約数和(自身を除く): 21056581432

約数列:

[1, 2, 4, 8, 17, 23, 34, 46, 68, 92, 136, 184, 391, 421, 782, 842, 1564, 1684, 3128, 3368, 7157, 9683, 14314, 14851, 19366, 28628, 29702, 38732, 57256, 59404, 77464, 118808, 164611, 252467, 329222, 341573, 504934, 658444, 683146, 1009868, 1316888, 1366292, 2019736, 2732584, 5806741, 6252271, 11613482, 12504542, 23226964, 25009084, 46453928, 50018168, 106288607, 143802233, 212577214, 287604466, 425154428, 575208932, 850308856, 1150417864, 2444637961, 4889275922, 9778551844, 19557103688]

約数ペア:

[(1, 19557103688), (2, 9778551844), (4, 4889275922), (8, 2444637961), (17, 1150417864), (23, 850308856), (34, 575208932), (46, 425154428), (68, 287604466), (92, 212577214), (136, 143802233), (184, 106288607), (391, 50018168), (421, 46453928), (782, 25009084), (842, 23226964), (1564, 12504542), (1684, 11613482), (3128, 6252271), (3368, 5806741), (7157, 2732584), (9683, 2019736), (14314, 1366292), (14851, 1316888), (19366, 1009868), (28628, 683146), (29702, 658444), (38732, 504934), (57256, 341573), (59404, 329222), (77464, 252467), (118808, 164611)]